| Mean (SD) Normative (N = 30) | Mean (SD) Insomnia (N = 84) | Mean (SD) Depression (N = 95) | Median (P25-P75) Normative (N = 30) | Median (P25-P75) Insomnia (N = 84) | Median (P25-P75) Depression (N = 95) | P-value |
---|---|---|---|---|---|---|---|
SL (min) | 17.81 ± 7.82 | 41.18 ± 37.04 | 45.57 ± 35.51 | 18.25 (10.33–24.5) | 29.75 (18.42–54.42) | 36.50 (23.33–59.00) | <0.001a,b |
SE (%) | 88.63 ± 3.85 | 71.63 ± 9.64 | 72.52 ± 11.43 | 89.11 (86.09–91.87) | 73.49 (68.52–77.73) | 75.50 (68.57–79.75) | <0.001a,b |
SPT (min) | 480.79 ± 55.48 | 432.37 ± 60.84 | 436.67 ± 67.14 | 482.17 (433.67–517.00) | 429.75 (408.50–467.00) | 439.33 (402.00–469.33) | 0.001a,b |
Duration of 1st, 2nd and 3rd third of the night (min) | 160.26 ± 18.49 | 144.12 ± 20.28 | 145.56 ± 22.39 | 160.72 (144.56–172.33) | 143.25 (136.17–155.67) | 146.44 (134.00–156.44) | 0.001a,b |
TST (min) | 447.57 ± 49.66 | 352.68 ± 62.13 | 362.59 ± 72.59 | 457.34 (409.33–479.00) | 360.25 (322.42–393.42) | 380.33 (335.00–408.33) | <0.001a;b |
% stage 1 | 6.80 ± 2.99 | 6.98 ± 3.65 | 6.87 ± 3.83 | 5.82 (4.65–8.62) | 7.20 (3.89–9.13) | 6.38 (4.34–8.60) | 0.923 |
% stage 2 | 55.78 ± 6.64 | 50.76 ± 8.67 | 51.50 ± 9.14 | 56.38 (51.47–61.16) | 50.93 (45.61–56.00) | 53.03 (47.53–57.55) | 0.010a |
% SWS | 10.53 ± 6.16 | 6.92 ± 7.32 | 7.38 ± 6.85 | 9.46 (4.08–15.31) | 4.64 (0.59–11.34) | 5.74 (1.51–11.30) | 0.009a,b |
% REM | 20.09 ± 3.21 | 16.96 ± 5.36 | 16.59 ± 5.36 | 19.89 (17.57–22.54) | 17.15 (14.11–20.24) | 17.14 (12.97–19.42) | <0.001a,b |
% WASO | 6.80 ± 3.37 | 18.38 ± 10.28 | 17.65 ± 11.18 | 6.24 (4.29–8.11) | 15.98 (11.94–23.97) | 15.99 (10.96–21.54) | <0.001a,b |
REML | 71.49 ± 24.16 | 85.75 ± 49.82 | 88.45 ± 57.47 | 72.5 (53.5–81.5) | 69.00 (53.75–109) | 70.67 (54.50–101.00) | 0.764 |
Cycles | 4.60 ± 0.97 | 3.83 ± 1.16 | 3.94 ± 1.20 | 4.5 (4.00–5.00) | 4.00 (3.00–4.00) | 4.00 (3.00–5.00) | 0.004a,b |
Number of awakenings | 19.53 ± 5.16 | 36.25 ± 16.04 | 37.12 ± 21.46 | 19.00 (17.00–23.00) | 29.00 (24.00–45.50) | 29.00 (25.00–41.00) | <0.001a,b |
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